# Periodic Table vs Binomial Coefficient PRO

The clearest difference is price: Periodic Table at Free against Binomial Coefficient PRO's $1.99. Periodic Table also leads on update cadence (every 5 days vs monthly) and ratings volume (5 vs 1). Binomial Coefficient PRO's advantage is in-app purchases (none vs 3) and iOS requirement (15.0 vs 18.0). On rating, ads, monetization model and device support there is nothing between them.

Periodic Table is free to download; Binomial Coefficient PRO costs $1.99 up front. Periodic Table sells 3 in-app purchases, starting at $0.99 per month. Binomial Coefficient PRO asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Periodic Table against 5.0 for Binomial Coefficient PRO. That said, the two scores are not equally well evidenced: Periodic Table has 5 ratings behind it against 1, so its average is the more settled of the two.

Periodic Table ships an update every 5 days, Binomial Coefficient PRO monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Periodic Table | Binomial Coefficient PRO |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/periodic-table-chemistry-3d/id1539244235/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/binomial-coefficient-pro/id6472449100/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | 78.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Monthly |
| Monetization | Paid | Paid |
| Size | 49 MB | 179 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [吉帅 仇](https://appshunter.io/developer/1087837335) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### Periodic Table

[App page](https://appshunter.io/ios/app/periodic-table-chemistry-3d/id1539244235)

Explore the atomic structure of molecules with advanced 3D visualization. Access a comprehensive periodic table, detailed formulas, and scientific resources for enhanced learning and research.

**Highlights:** 3D molecular visualization, Atomic structure exploration, Comprehensive periodic table, Detailed molecular formulas, Scientific resources database, Chemical analysis tools

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chemistry Pro Monthly | $0.99 | per month |
| Chemistry Pro Yearly | $2.99 | per year |
| Chemistry Pro Lifetime | $6.99 | one-time |


### Binomial Coefficient PRO

[App page](https://appshunter.io/ios/app/binomial-coefficient-pro/id6472449100)

Calculate binomial coefficients and factorials with detailed, step-by-step solutions. Supports natural numbers and stores calculations in history for easy access and sharing. Ideal for students and anyone needing precise mathematical computation.

**Highlights:** Binomial coefficient calculation, N factorial calculation, Step-by-step solution display, Calculation history, Solution sharing, Natural number support

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Periodic Table free?

Periodic Table is free to download, with in-app purchases available.

### Is Binomial Coefficient PRO free?

Binomial Coefficient PRO costs $1.99, with no in-app purchases.

### Which has better reviews, Periodic Table or Binomial Coefficient PRO?

Periodic Table and Binomial Coefficient PRO are both rated 5.0 out of 5 on the App Store, from 5 and 1 ratings respectively.

### Do Periodic Table or Binomial Coefficient PRO have ads?

Neither Periodic Table nor Binomial Coefficient PRO shows ads.

### Which is updated more often, Periodic Table or Binomial Coefficient PRO?

Periodic Table ships an update every 5 days, and Binomial Coefficient PRO monthly. Most recently, Periodic Table was updated on October 24, 2026 and Binomial Coefficient PRO on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*